In brief:
Possibly

In brief:
Sometimes...

You may be able to feel the tubing as it crossed over the collar bone and on to the chest.

Sometimes a person can feel the tubing as a tight bowstring in this area—when the neck is extended the tubing seems to "pop out" like a tight string. This indicates the tubing has become tethered (bad) and needs to be evaluated by a neurosurgeon. Read this as well: http://wp.me/s382os-hydrolog

In brief:
Sometimes...

You may be able to feel the tubing as it crossed over the collar bone and on to the chest.

Sometimes a person can feel the tubing as a tight bowstring in this area—when the neck is extended the tubing seems to "pop out" like a tight string. This indicates the tubing has become tethered (bad) and needs to be evaluated by a neurosurgeon. Read this as well: http://wp.me/s382os-hydrolog
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